vibration wave

Under the condition of reasonable controlling on time of ignition of two level or multilevel spherical charge, the downgoing energy of seismic wave can be improved and the vibration of surface can be reduced.

在合理控制两级或多级球形装药起爆时间条件下，能提高地震波的下传能量，同时减少地表的振动。

Influence of patients with hypokalemia on their amplitude of vibration of QRS wave in electrocardiogram

低血钾对QRS波振幅的影响

Consideration the choice of vibration frequencies, some experts found that, when the vibration frequency is high, although removal of stubborn localized within the dense layer cake, but the stability of the shaft of the vibration wave will produce certain adverse effects.

结合振动频率方面的选择，部分专家通过研究发现，当振动频率较高时，虽然能在局部范围内切除顽固的致密层泥饼，但是振动波会对井壁的稳定产生一定的不良影响。

It describes the time-base analysis, wave form analysis, trace analysis and frequency spectrum analysis which are always used to evaluate the vibration signals measured on machines.

RSA密码算法的功耗轨迹分析及其防御措施论述了几种常用的振动信号分析法，如时域分析、轴心轨迹、波形分析、轨迹分析、频谱分析等。

The free transverse vibration an axially moving beam on fixed support is investigated by wave propagation.

用波传播法分析研究了两端固支轴向运动梁的横向自由振动.

Supersonic Wave ′ s Vibration Range Measurement System The Amplitude of Damped Oscillation

超声波加工工件振幅检测系统原理及部分信号处理电路阻尼振动的振幅

The urban rail traffic is not very fast, and then this range of short wave length is exactly corresponding to the main frequency band of vibration from the traffic.

城轨车速较低，这个短波长段恰恰对应城轨交通环境振动的主要频带。

A primary seismic wave from an explosive source is a pulse response, and its periodic vibration originates from seismic pulses.

爆炸震源的地震纵波是脉冲性质的。周期振动是地震脉冲引起的次生振动。

The transmitting principle of blasting vibration wave on the slope is different from that on the flat ground, which decreases more slowly.

爆破震动波在坡体上的传播规律与平地不同，衰减较慢。

Through the field monitoring of blasting seismic wave and using the blasting shock damage criterion, the causes for the block-dropping in the adit were analyzed and the allowable peak particle vibration velocity for the adit was given.

通过现场爆破地震波的监测，结合爆破震动破坏判据，分析了平硐产生落块的原因，给出了平硐的允许峰值质点振动速度的建议值。

Based on the theory of protective engineering and blasting, the damage effects of primary fragments, shock wave and vibration in destruction of bygone aero-bomb and shell are discussed.

分别根据工程防护和工程爆破理论，对航、炮弹销毁时的弹片、冲击波和振动等安全距离计算进行了对比研究，有关研究结论可供销毁废旧航、炮弹的环境安全评估参考。

The elastic vibration of spacecraft with beam-like appendages is studied as wave motion in this paper.

将带梁 式 柔性附件航天器的附件振动作为波动研究.

Analysis and Experimental Research on the Role of Quadrate Steel Beam in Isolating Vibration Wave

方钢隔振结构对结构噪声隔离作用的理论分析与试验